20411035543025 has 24 divisors (see below), whose sum is σ = 25486763832000. Its totient is φ = 16214645508800.

The previous prime is 20411035543009. The next prime is 20411035543037. The reversal of 20411035543025 is 52034553011402.

It is not a de Polignac number, because 20411035543025 - 2⁴ = 20411035543009 is a prime.

It is a super-2 number, since 2×20411035543025² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12408620 + ... + 13956930.

It is an arithmetic number, because the mean of its divisors is an integer number (1061948493000).

Almost surely, 2^{20411035543025} is an apocalyptic number.

20411035543025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20411035543025 is a deficient number, since it is larger than the sum of its proper divisors (5075728288975).

20411035543025 is a wasteful number, since it uses less digits than its factorization.

20411035543025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552009 (or 1552004 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 20411035543025 its reverse (52034553011402), we get a palindrome (72445588554427).

The spelling of 20411035543025 in words is "twenty trillion, four hundred eleven billion, thirty-five million, five hundred forty-three thousand, twenty-five".